summaryrefslogtreecommitdiffstats
path: root/fs/xfs/xfs_itable.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/xfs/xfs_itable.c')
-rw-r--r--fs/xfs/xfs_itable.c56
1 files changed, 24 insertions, 32 deletions
diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index 7ea2b11..acae335 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -348,30 +348,23 @@ xfs_bulkstat(
xfs_agino_t agino; /* inode # in allocation group */
xfs_agnumber_t agno; /* allocation group number */
xfs_btree_cur_t *cur; /* btree cursor for ialloc btree */
- int end_of_ag; /* set if we've seen the ag end */
- int error; /* error code */
- int icount; /* count of inodes good in irbuf */
size_t irbsize; /* size of irec buffer in bytes */
- xfs_ino_t ino; /* inode number (filesystem) */
- xfs_inobt_rec_incore_t *irbp; /* current irec buffer pointer */
xfs_inobt_rec_incore_t *irbuf; /* start of irec buffer */
- xfs_inobt_rec_incore_t *irbufend; /* end of good irec buffer entries */
xfs_ino_t lastino; /* last inode number returned */
int nirbuf; /* size of irbuf */
int rval; /* return value error code */
int ubcount; /* size of user's buffer */
- int stat;
struct xfs_bulkstat_agichunk ac;
+ int error = 0;
/*
* Get the last inode value, see if there's nothing to do.
*/
- ino = (xfs_ino_t)*lastinop;
- lastino = ino;
- agno = XFS_INO_TO_AGNO(mp, ino);
- agino = XFS_INO_TO_AGINO(mp, ino);
+ lastino = *lastinop;
+ agno = XFS_INO_TO_AGNO(mp, lastino);
+ agino = XFS_INO_TO_AGINO(mp, lastino);
if (agno >= mp->m_sb.sb_agcount ||
- ino != XFS_AGINO_TO_INO(mp, agno, agino)) {
+ lastino != XFS_AGINO_TO_INO(mp, agno, agino)) {
*done = 1;
*ubcountp = 0;
return 0;
@@ -396,8 +389,13 @@ xfs_bulkstat(
* inode returned; 0 means start of the allocation group.
*/
rval = 0;
- while (XFS_BULKSTAT_UBLEFT(ac.ac_ubleft) && agno < mp->m_sb.sb_agcount) {
- cond_resched();
+ while (agno < mp->m_sb.sb_agcount) {
+ struct xfs_inobt_rec_incore *irbp = irbuf;
+ struct xfs_inobt_rec_incore *irbufend = irbuf + nirbuf;
+ bool end_of_ag = false;
+ int icount = 0;
+ int stat;
+
error = xfs_ialloc_read_agi(mp, NULL, agno, &agbp);
if (error)
break;
@@ -407,10 +405,6 @@ xfs_bulkstat(
*/
cur = xfs_inobt_init_cursor(mp, NULL, agbp, agno,
XFS_BTNUM_INO);
- irbp = irbuf;
- irbufend = irbuf + nirbuf;
- end_of_ag = 0;
- icount = 0;
if (agino > 0) {
/*
* In the middle of an allocation group, we need to get
@@ -435,7 +429,7 @@ xfs_bulkstat(
error = xfs_inobt_lookup(cur, 0, XFS_LOOKUP_GE, &stat);
}
if (error || stat == 0) {
- end_of_ag = 1;
+ end_of_ag = true;
goto del_cursor;
}
@@ -448,7 +442,7 @@ xfs_bulkstat(
error = xfs_inobt_get_rec(cur, &r, &stat);
if (error || stat == 0) {
- end_of_ag = 1;
+ end_of_ag = true;
goto del_cursor;
}
@@ -470,7 +464,7 @@ xfs_bulkstat(
agino = r.ir_startino + XFS_INODES_PER_CHUNK;
error = xfs_btree_increment(cur, 0, &stat);
if (error || stat == 0) {
- end_of_ag = 1;
+ end_of_ag = true;
goto del_cursor;
}
cond_resched();
@@ -491,7 +485,7 @@ del_cursor:
*/
irbufend = irbp;
for (irbp = irbuf;
- irbp < irbufend && XFS_BULKSTAT_UBLEFT(ac.ac_ubleft);
+ irbp < irbufend && ac.ac_ubleft >= statstruct_size;
irbp++) {
error = xfs_bulkstat_ag_ichunk(mp, agno, irbp,
formatter, statstruct_size, &ac,
@@ -502,17 +496,15 @@ del_cursor:
cond_resched();
}
- /*
- * Set up for the next loop iteration.
- */
- if (XFS_BULKSTAT_UBLEFT(ac.ac_ubleft)) {
- if (end_of_ag) {
- agno++;
- agino = 0;
- } else
- agino = XFS_INO_TO_AGINO(mp, lastino);
- } else
+ /* If we've run out of space, we are done */
+ if (ac.ac_ubleft < statstruct_size)
break;
+
+ if (end_of_ag) {
+ agno++;
+ agino = 0;
+ } else
+ agino = XFS_INO_TO_AGINO(mp, lastino);
}
/*
* Done, we're either out of filesystem or space to put the data.
OpenPOWER on IntegriCloud